Nagios Support Forum

I did install mailx to send emails when I have issues on my Nagios Server the thing is it's only sending to the email I did configure on contacts.cfg !
I know that the email in contacts.cfg is for all the machines I want to monitor on Nagios but what if I want an email only for a specific host ?!
I mean I want to have like a contact details for a specific host how can omegle shagle voojio I do that ?
I really need your help , thanks a lot